Pin Standards   

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TAPER PIN STANDARED
Pin
Number		 Shaft
Diameter		 Pin
Length		 Pin Diameter Pilot Drill
Number
Large End Small End
9/0 3/32 3/16
1/4
5/16		 .031 .0273
.0260
.0247		 71(.0260)
72(.0250)
73(.0240)
8/0 1/8 3/16
1/4
3/8
1/2
5/8		 .047 .0429
.0416
.0391
.0364
.0338		 58(.0420)
59(.0410)
61(.0390)
64(.0360)
66(.0330)
7/0 3/16 1/4
3/8
1/2
5/8
3/4		 .062 .0573
.0547
.0521
.0495
.0469		 54(.0550)
55(.0520)
55(.0520)
56(.0465)
57(.0430)
6/0 7/32 3/8
1/2
5/8
3/4
7/8		 .078 .0703
.0677
.0651
.0625
.0599		 51(.0670)
52(.0635)
52(.0635)
53(.0595)
54(.0550)
5/0 1/4 3/8
1/2
5/8
3/1
7/8
1		 .094 .0859
.0834
.0808
.0782
.0756
.0730		 45(.0820)
45(.0820)
47(.0785)
48(.0760)
49(.0730)
50(.0700)
4/0 5/16 1/2
5/8
3/4
7/8
1-1/8		 .109 .0990
.0964
.0938
.0886
.0856		 40(.0980)
42(.0935)
43(.0890)
44(.0860)
45(.0820)
3/0 3/8 1/2
5/8
3/4
7/8
1
1-1/8		 .125 .1146
.1120
.1094
.1068
.1042
.1016		 33(.1130)
34(.1110)
36(.1065)
37(.1040)
38(.1015)
39(.0995)
NOTE: To find the diameterat small end otpin, multiply pin length sizes not given in
             this table by 0.0208 and subtract product from large end diameter.

T86